Dave's Puzzle Page

Here are a number of puzzles to try your wits on. Some of them
are about physics and math. Some of them are just interesting questions.
You can get the answers by clicking the answer link in each puzzle.
But try to think out the answer first. I hope that each puzzle or
question will be interesting.

Scientific Research?

Because of your intelligence and concern for the public welfare you
have been picked as a citizen member of a panel awarding scientific
grants.

Using the most advanced experimental techniques, Sam Serious proposes
to obtain a more accurate measurement of the number of inches in a
foot.

Using equally advanced experimental techniques, Susan Serendipity
proposes to make a more accurate measurement of the speed of light.